• Code: 8160
• Description: DF tray motor error 3 When the main tray has descended, DF tray sensor 4 does not turn on within 20 s.
• Remedy: DF tray motor 1. Execute U240 Motor - Tray to check the finisher operation. 2. Manipulate the main tray up and down to check it is smoothly operable. 3. Check that the drive from the motor reaches the main tray. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF tray motor and DF main PWB (YC16) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF tray motor.
  DF tray sensor 4 1. Execute U241 Finisher - Tray Middle to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF tray sensor 4 and DF main PWB (YC23) 4. Replace the DF tray sensor 4.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8170
• Description: DF side registration motor 1 error 1 When initial operation, DF side registration sensor 1 does not turn on within 3 s.
• Remedy: DF side registration motor 1 1. Execute U240 Motor - Width Test to check the finisher operation. 2. Manipulate the front side registration guide to check it is smoothly operable. 3. Check that the drive from the motor reaches the front side registration guide. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration motor 1 and DF main PWB (YC15) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF side registration motor 1.
  DF side registration sensor 1 1. Execute U241 Finisher - Width Front to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration sensor 1. and DF main PWB (YC22) 4. Replace the DF side registration sensor 1.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8180
• Description: DF side registration motor 1 error 2 JAM6810 (jam in front of width alignment) is detected twice.
• Remedy: DF side registration motor 1 1. Execute U240 Motor - Width Test to check the finisher operation. 2. Manipulate the front side registration guide back and forth to check it is smoothly operable. 3. Check that the drive from the motor reaches the front side registration guide. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration motor 1 and DF main PWB (YC15) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF side registration motor 1.
  DF side registration sensor 1. 1. Execute U241 Finisher - Width Front to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration sensor 1. and DF main PWB (YC22) 4. If the wiring is disconnected, shorted or grounded, replace the wiring. 5. Replace the DF side registration sensor 1.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8190
• Description: DF side registration motor 2 error 1 When initial operation, DF side registration sensor 2 does not turn on within 3 s.
• Remedy: DF side registration motor 2 1. Execute U240 Motor - Width Test to check the finisher operation. 2. Manipulate the rear side registration guide back and forth to check it is smoothly operable. 3. Check that the drive from the motor reaches the rear side registration guide. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration motor 2 and DF main PWB (YC15) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF side registration motor 2.
  DF side registration sensor 2 1. Execute U241 Finisher - Width tail HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration sensor 2 and DF main PWB (YC22) 4. Replace the DF side registration sensor 2.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8200
• Description: DF side registration motor 2 error 2 JAM6910 (jam in rear of width alignment) is detected twice.
• Remedy: DF side registration motor 2 1. Execute U240 Motor - Width Test to check the finisher operation. 2. Manipulate the rear side registration guide back and forth to check it is smoothly operable. 3. Check that the drive from the motor reaches the rear side registration guide. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration motor 2 and DF main PWB (YC15) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF side registration motor 2.
  DF side registration sensor 2 1. Execute U241 Finisher - Width tail HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF side registration sensor 2 and DF main PWB (YC22) 4. Replace the DF side registration sensor 2.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8210
• Description: DF slide motor error When initial operation, DF staple sensor does not turn on within 3 s.
• Remedy: DF slide motor 1. Execute U240 Motor - Staple Move to check the finisher operation. 2. Manipulate the staple unit back and forth to check it is smoothly operable. 3. Check that the drive from the motor reaches the staple unit. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF slide motor and DF main PWB (YC12) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the DF slide motor.
  DF staple sensor 1. Execute U241 Finisher - Width Staple HP to check the finisher switch. 2. Check that the sensor and its mounting bracket are correctly positioned. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DF staple sensor and DF main PWB (YC22) 4. If the wiring is disconnected, shorted or grounded, replace the wiring. 5. Replace the DF staple sensor.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8230
• Description: DF staple motor error 1 Staple JAM (DF) has been detected twice in a row. (The second JAM detection condition fullfilled with the home position did not detected in 600 ms after the motor was driven.)
• Remedy: DF staple motor 1. Remove the staple unit and check that stapling is possible without a jam. 2. Confirm that the FFC wiring connector is not distorted and connect the FFC wiring all the way in. Staple unit and DF main PWB (YC17) 3. If the wiring is disconnected, shorted or grounded, replace the wiring. 4. Replace the staple unit. (Refer to the service manual for the document finisher).
  DF staple sensor Replace the staple unit.
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).

• Code: 8240
• Description: DF staple motor error 2 Staple JAM (DF) has been detected twice in a row. (The second JAM detection condition fullfilled with a lock detection signal maintained 1 V for 500 ms continuously, while the stapler motor was driven.)
• Remedy: DF staple motor 1. Remove the staple unit and check that stapling is possible without a jam. 2. Confirm that the FFC wiring connector is not distorted and connect the FFC wiring all the way in. Staple unit and DF main PWB (YC17) 3. If the wiring is disconnected, shorted or grounded, replace the wiring. 4. Replace the staple unit. (Refer to the service manual for the document finisher).
  DF main PWB Replace the DF main PWB (Refer to the service manual for the document finisher).